Home / 589,274.20-883,911.30-215,248.60

Finding the Fourth Proportional to 589,274.20, 883,911.30 and 215,248.60

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Solution

The fourth proportional to 589,274.20, 883,911.30 and 215,248.60 is: 322,872.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,274.20 : 883,911.30 = 215,248.60 : x
  2. Step 2: Convert to fraction form
    589,274.20/883,911.30 = 215,248.60/x
  3. Step 3: Cross multiply
    589,274.20x = 883,911.30 × 215,248.60
  4. Step 4: Simplify right side
    589,274.20x = 190,260,669,849.18
  5. Step 5: Solve for x
    x = 190,260,669,849.18/589,274.20
  6. Step 6: Final answer
    x = 322,872.90

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.